IMG

IMG Citrus Moving Forward With More CUPS

Daniel CooperCUPS

A Nov. 22 Lake County farm tour, hosted by University of Florida Institute of Food and Agricultural Sciences Extension, included a visit to the 13-acre citrus under protective screen (CUPS) site owned by IMG Citrus. Located in Groveland, the facility consists of Ruby Red grapefruit on Swingle rootstock planted in May 2022. Clint Updike, IMG citrus production manager, told farm …

December

Sneak Peek: December 2024 Citrus Industry

Daniel CooperSneak Peek

Citrus Industry magazine has been proudly serving growers for more than a century. In the December issue, AgNet Media announces some important changes to the 105-year-old brand. Beginning in January of next year, Citrus Industry content will become a part of Specialty Crop Grower magazine. The Citrus Industry website and weekly e-news will continue as is. Learn about the reason …

citrus canker

Citrus Canker Spreading in Cold-Hardy Region

Daniel CooperCold Hardy, Diseases

Citrus canker has long been a presence and concern for Florida’s citrus growers. Growers in North Florida, South Georgia and South Alabama should be wary of its potential spread into the cold-hardy citrus region. Clive Bock, a research plant pathologist with the U.S. Department of Agriculture, spoke about the disease during the recent Cold-Hardy Citrus Meeting at the University of …

june

All In For Citrus Podcast, November 2024

Daniel CooperAll In For Citrus Podcast

In November, academia from around the world gathered in Jeju, Korea, for the 2024 International Citrus Congress. A contingent of researchers from the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) attended the event. Michael Rogers, director of the UF/IFAS Citrus Research and Education Center, was among the attendees. He discusses the trip in the November episode of …

automation

Large Grant to Aid Nursery Automation

Daniel Coopernursery, Technology

Imagine a future where nurseries can effortlessly manage their plants with cutting-edge automation technologies, using potting or weed-spraying robots instead of having to dig each hole or spray each pot by hand. With the help of a $9.8 million grant from the U.S. Department of Agriculture National Institute of Food and Agriculture, this vision is becoming a reality. The University …

evaluation

Improved Method for Evaluation of Canopy Density

Daniel CooperTechnology

The American Society for Horticultural Science (ASHS) journal HortScience recently published an article that describes a simple, low-cost method for accurate canopy evaluation of citrus. The authors are Taylor Livingston, Amit Levy and Tripti Vashisth of the University of Florida Institute of Food and Agricultural Sciences Citrus Research and Education Center. A summary of the article follows.  Citrus cultivation presents …

Arizona

Control of Asian Citrus Psyllids and Leafminers

Daniel CooperPests

Biological control can have a significant impact on Asian citrus psyllid (ACP) and citrus leafminer (CLM) populations in Florida, a researcher reported in a Nov. 19 virtual meeting. Jawwad Qureshi, associate professor of entomology with the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS), also discussed some cultural and chemical controls that work on the pests.  ACP Qureshi, …

U.S.

U.S. Citrus Production and Value by State

Daniel CooperProduction

Citrus utilized production for the 2023–24 season in the United States (U. S.) totaled 5.24 million tons, up 6% from the previous season, the U.S. Department of Agriculture National Agricultural Statistics Service (USDA/NASS) reported. California accounted for 79% of total U.S. citrus production, Florida totaled 17%, while Texas and Arizona produced the remaining 4%. The value of the 2023–24 U.S. …

flame

New Flame Grapefruit Selection Offers Improved HLB Tolerance

Daniel CooperGrapefruit, Tip of the Week, Varieties

By Manjul Dutt, Sheetal Ramekar and Gary England The grapefruit was created by chance from a cross between a pummelo and a sweet orange. It was first discovered in Barbados in the 18th century. All the commercially sold grapefruits today trace their roots back to the Duncan variety of grapefruit. Cultivars existing today were developed through natural and induced mutations …

trunk-injection

Grower Meeting Features Trunk-Injection Results and Hurricane Relief

Daniel CooperEvents, HLB Management, hurricane

Florida Citrus Mutual hosted a grower informational meeting on Nov. 13 at Kenny and Cookie Sanders’ Grove House in Zolfo Springs. About 80 citrus growers gathered for the event to hear more about the latest research on trunk-injection therapy and discuss recovery efforts after Hurricane Milton. Ute Albrecht, associate professor of plant physiology with the University of Florida Institute of …

budget

Citrus Commission Approves Budget and Other Actions

Daniel CooperFlorida Citrus Commission, Florida Department of Citrus

The Florida Citrus Commission (FCC) in October approved a 2024–25 operating budget for the Florida Department of Citrus (FDOC) and heard about marketing programs the budget will fund. The FCC also approved citrus varieties to be included in the 2024 Program for Expedited Propagation. BUDGET AND ASSESSMENT RATES The FCC approved a $21.75 million operating budget for the FDOC. It …

shiranui

Shiranui Gaining Popularity in Cold-Hardy Citrus Region

Daniel CooperCold Hardy, Varieties

Leaders in the cold-hardy citrus region have long advocated for growers to diversify their crop portfolios. Lindy Savelle, executive director of the Georgia Citrus Association, has wanted citrus producers in North Florida, South Georgia and South Alabama to plant alternatives to satsuma mandarins, which has been the predominant citrus type produced in the region. Diversification helps extend the harvest season. …

field day

Field Day Featured Favorable Fresh Fruit Rootstock and Scion Combinations

Daniel CooperEvents, Rootstocks, Varieties

The University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Indian River Research and Education Center recently hosted a field day showcasing its Millennium Block citrus grove. The field day went on despite the grove being impacted by a tornado associated with Hurricane Milton in October. The Millennium Block is one of the largest experimental trials examining fresh fruit …

Lukas Hallman

UF/IFAS Colleagues Laud Lukas Hallman

Daniel CooperAwards, Education

University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) colleagues have acknowledged Lukas Hallman for his distinguished achievements and contributions as a graduate student. Hallman completed master’s and doctoral degrees in horticultural sciences in the last six years as a UF/IFAS graduate research assistant. He worked in Associate Professor Lorenzo Rossi’s Plant Root Biology Laboratory at the Indian River …

root recovery

Increased Yields Are Significant Return on Investment

Daniel CooperHLB Management, OTC Expert

Sponsored Content In this special series, Tom Johnson, owner of TJ BioTech, tackles questions about optimizing trunk-injection applications to treat HLB. Q: How is ReMedium TI® performing in the fight against citrus greening? Tom Johnson: The reported overall performance of ReMedium TI® has been stellar over the last two years. The reports from the second year of injections are just …

Hamlin

Apply Brassinosteroids to Improve Hamlin Brix

Daniel CooperHLB Management, PGRs, Tip of the Week

By Fernando Alferez and Divya Aryal Brassinosteroids (BRs) are a class of plant growth regulators with several effects on plant growth and development. University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) work in the last few years has shown that BR treatments may influence internal maturity in Hamlin sweet orange if performed at the right time. Research has …

trunk-injection

Ongoing Research Shows the Promise of Trunk-Injection Therapy

Daniel CooperHLB Management

Trunk injection of oxytetracycline (OTC) has been the center of attention in Florida citrus for the past two years since the Environmental Protection Agency registered formulations of the material for use. But experience with antibiotics in Florida citrus is not new. That was part of the message Lukasz Stelinski delivered to attendees of the Citrus & Specialty Crop Expo in …

cups

CUPS Expensive but Beneficial

Daniel CooperCold Hardy, CUPS

The benefits of implementing citrus under protective screen (CUPS) could be major for growers in the cold-hardy region. But they first must overcome the major limiting factor associated with the system — its cost. Arnold Schumann, a professor of soil fertility and water quality at the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Citrus Research and Education …

production

Study Shows Value of FDOC Orange Juice Promotions

Daniel CooperFlorida Department of Citrus, Marketing, Orange Juice

A 2024 University of Florida (UF) study showed that demand for orange juice (OJ) would have declined by 8% without the awareness of Florida Department of Citrus (FDOC) promotional activities. The study estimated consumption would have decreased by an additional 75.7 million single-strength equivalent gallons — equal to roughly 13.7 million boxes of Florida processed oranges — without FDOC promotions. …

post-hurricane

Post-Hurricane Pest Management

Daniel Cooperhurricane, Pests

University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) researcher Lauren Diepenbrock recently offered post-hurricane observations and management suggestions for some insects and snails. Diepenbrock is an assistant professor at the Citrus Research and Education Center.  BULIMULUS SNAILS Related Bulimulus snail species have been found to lay eggs in the fall after major rain events. Both small and larger …